Home / 614,404,535.09-847,961,205.57-346,535,352.70

Finding the Fourth Proportional to 614,404,535.09, 847,961,205.57 and 346,535,352.70

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Solution

The fourth proportional to 614,404,535.09, 847,961,205.57 and 346,535,352.70 is: 478,265,570.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,404,535.09 : 847,961,205.57 = 346,535,352.70 : x
  2. Step 2: Convert to fraction form
    614,404,535.09/847,961,205.57 = 346,535,352.70/x
  3. Step 3: Cross multiply
    614,404,535.09x = 847,961,205.57 × 346,535,352.70
  4. Step 4: Simplify right side
    614,404,535.09x = 293,848,535,445,997,248
  5. Step 5: Solve for x
    x = 293,848,535,445,997,248/614,404,535.09
  6. Step 6: Final answer
    x = 478,265,570.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.